npm Packages

Express middleware plays a crucial role in the routing process. By creating custom functions, we can insert them at different points in the chain to perform specific operations. Typically, middleware functions are used to modify the request or response objects or terminate the request before it reaches the route handler. These functions are added to the execution stack using the app.use() method, similar to defining a route. For example: app.use((req, res, next) => { /* middleware function */ }) In the above code snippet, we define a middleware function that takes three parameters: req (request object), res (response object), and next....

To incorporate npm packages into your Netlify Functions, follow these steps: Start by creating a package.json file in the root folder of your project: npm init -y Afterward, install the necessary npm package(s). As an example, let’s install the axios package: npm install axios This process generates a node_modules folder and a package-lock.json file. Ensure that you commit both files. It is essential to add the node_modules content to the repository you intend to deploy....